| intEST | Returns the estimates of for an unspecified interaction model |
| linLIN | Linear regression interaction estimates |
| loglinHR | Linear interaction HR |
| loglinOR | Linear interaction OR |
| plotINT | Plot the result of HR, OR or linear estimates |
| rcsHR | Restricted cubic spline interaction HR |
| rcsLIN | Restricted cubic spline interaction linear estimates |
| rcsOR | Restricted cubic spline interaction OR |
| umaru | UMARU IMPACT Study data |